WATTS® 0590722 FV-4 Automatic Air Vent Valve, 1/2 in Nominal, NPT End Style, 1.45 to 150 psi Pressure, Brass Body, Import
This 1/2 inch automatic vent valve is used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with female NPT connection, brass cover, air vent with silicone rubber seal, polyethylene float with valve plug, and automatic vent. It has a high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. It can also be installed to permit the separation and dispersal of air while fluid is circulating in the system. It can be disassembled for inspection and cleaning. The maximum pressure is 150 psi (10 bar).
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BrandWATTS®
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UPC098268066708
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Manufacturer Part Number0590722
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CountryUSA|Canada
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Temperature Rating33 to 240 deg F
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Pressure Rating1.45 to 150 psi
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MediaWater
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TypeAutomatic
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Nominal Size1/2 in
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SeriesFV-4
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Dimensions3-5/16 in H
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Softgoods MaterialSilicone Rubber Seal
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Domestic/ImportImport
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Body MaterialBrass
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End StyleNPT
- Brass construction
- Float is high temperature resistant polyethylene
- Suitable for use with glycol systems
- Brass construction
- Impurities do not usually affect function as maximum float line of water is always lower than the valve seal
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Alternative Part Number20098268066702|FV-4M1 1/2|30098268066709|98268066708
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UNSPSC40142500
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Package DescriptionEACH
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Standards/ApprovalsUS Green Building Council|PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.
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WarrantyLimited
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Specification Sheet
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Instruction/Installation Manual
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WATTS® 0590722 FV-4 Automatic Air Vent Valve, 1/2 in Nominal, NPT End Style, 1.45 to 150 psi Pressure, Brass Body, Import
This 1/2 inch automatic vent valve is used in commercial and residential hydronic heating applications to provide automatic air venting for hot or cold water distribution systems. It consists of a brass body construction with female NPT connection, brass cover, air vent with silicone rubber seal, polyethylene float with valve plug, and automatic vent. It has a high temperature rating and is ideal for use with glycol systems or for use as an anti-vacuum device. It can also be installed to permit the separation and dispersal of air while fluid is circulating in the system. It can be disassembled for inspection and cleaning. The maximum pressure is 150 psi (10 bar).
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